test: updated test-stream-pipe-unpipe-stream

test readableStream.unpipe(dest) is no operation when dest is
not a destination for readable stream.

PR-URL: https://github.com/nodejs/node/pull/10100
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
This commit is contained in:
Raja Panidepu 2016-12-02 17:51:43 -06:00 committed by Matteo Collina
parent 34a6c858bd
commit acb44d09f4

View File

@ -25,6 +25,9 @@ source.unpipe(dest2);
assert.strictEqual(source._readableState.pipes, dest1);
assert.notStrictEqual(source._readableState.pipes, dest2);
dest2.on('unpipe', common.fail);
source.unpipe(dest2);
source.unpipe(dest1);
assert.strictEqual(source._readableState.pipes, null);